Where a single permit has been issued in accordance with national law, it shall authorise, during its period of validity, its holder at least to:

1. (a)

   enter and reside in the territory of the Member State issuing the single permit, provided that the holder meets all admission requirements in accordance with national law;

2. (b)

   have free access to the entire territory of the Member State issuing the single permit within the limits provided for by national law;

3. (c)

   exercise the specific employment activity authorised under the single permit in accordance with national law;

4. (d)

   be informed about the holder’s own rights linked to the permit conferred by this Directive and/or by national law.